#!/usr/bin/env python
# -*- coding :utf-8 -*-

' A TEST MODULE'

__author__='rocyuan'

import sys

def test():
	args=sys.argv;
	if len(args)==1:
		print "hello world"
	elif len(args)==2:
		print "hello %s"%args[1]
	else:
	print "too many args"
if __name__ == '__main__':
	test()
		
